Part # 397

Taper Bearing Cone

Name: Taper Bearing Cone
Brand: National
SKU: BCZK_397
Availability: InStock

Fits Mazda

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available

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Free ShippingOrders $99+

WarrantyManufacturer backed

Easy Returns30-day policy

Canadian OwnedShipped across Canada

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Select your vehicle to check fitment.

National 397 Vehicle Fitment

Fits 0 vehicles

This Taper Bearing Cone fits Mazda vehicles.

1979-1983 Mazda RX-7
1979-1983 Mazda RX-7
1979-1982 Mazda 626
1979-1982 Mazda 626
1979-1982 Mazda 626
1976-1977 Mazda Mizer
1976-1977 Mazda Mizer
1972-1978 Mazda RX-3
1972-1978 Mazda RX-3
1972-1977 Mazda 808
1972-1977 Mazda 808
1972-1973 Mazda 618
1972-1973 Mazda 618
1971-1974 Mazda RX-2
1971-1974 Mazda RX-2
1971-1972 Mazda R100
1971-1972 Mazda R100
1971-1972 Mazda 616
1971-1972 Mazda 616
1970-1972 Mazda 1200
1970-1972 Mazda 1200
1970-1972 Mazda 1200

National 397 Specifications

Cone Bore (Inch): 2.3622
Cone Bore (MM): 60.0000
Cone Length (Inch): 0.8660
Cone Length (MM): 21.9960
Cone Radius (Inch): 0.0310
Cone Radius (MM): 0.7870

National 397 Interchange Numbers

This part replaces and is compatible with the following part numbers

Interchange Numbers

70043002(Allis Chalmers)00430025(Allis Chalmers)042002(Allis Chalmers)043002(Allis Chalmers)XA31845(Case)BR397(Chicago Rawhide)503232(Chrysler)500377(Chrysler)742284(Clark Lift Truck)6313041(Elwell-Parker)D81646(Galion)827408(Gar Wood)135509(General Motors)72162(General Motors)2140011(Goodman Truck And Tractor Company Inc.)30075(Hyster)62871(Jeffery)JD7366(John Deere)JDX83492(John Deere)149165(Mack)397(Perfect Circle)1114965(SKF)BR397(SKF)F397(Sealed Power)633494(Studebaker)103364(Studebaker)397(Timken)19298(Volvo)2140011(WABCO - Archived)56716(White Truck)9027H(White Truck)16506C(White Truck)

National 397 Product Description

National 397 Roulements pour Farm Impl; Off Hwy (Misc)

Key Features

PREMIUM MATERIALS -- Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION -- Crowned raceways and rollers for even load distribution
OE-STYLE DESIGN -- Engineered to meet OE specifications
COMPREHENSIVE COVERAGE -- Industry-leading coverage for domestic and import applications
RIGOROUS TESTING -- Comprehensive testing throughout design and development processes by National engineers for quality you can count on

Manufactured with premium-grade steel, National® taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

About National

Shop National Bearings at Autrex with vehicle fitment details, current pricing, and checkout options for the National 397. Eligible orders over $99 may qualify for free shipping, with some exceptions.

Ratings & Reviews

4.7out of 5

Based on 47 reviews

Direct fit, no surprises
Marc D.Verified BuyerMay 28, 2026
Lined up perfectly with the original. Install took about an hour with the right press. Solid feel back in the steering, no more clunk over bumps.
Installed on 2016 Ram 1500
Shipped fast across Canada
Jen P.Verified BuyerMay 14, 2026
Ordered on a Monday, had it by Wednesday in Calgary. Greasable fitting is a nice touch. Quality looks on par with OEM.
Installed on 2014 Chevrolet Silverado 1500
Good part, double-check your side
Steve R.Verified BuyerApr 30, 2026
Works great so far. Just confirm fitment for your exact trim before ordering — the fitment list on the page was accurate for mine.
Installed on 2017 Ford F-150
Quiet again
Amrit S.Verified BuyerApr 19, 2026
Replaced both sides at the same time. The knocking noise is completely gone. Boot quality feels durable.
Installed on 2015 GMC Sierra 1500
Would buy again
Daniel L.Mar 22, 2026
Second one I've bought from Autrex. Packaging was secure and the part matched the photos exactly.
Installed on 2013 Dodge Durango

Frequently Asked Questions — National 397

What vehicles does the National 397 fit?

The National 397 fits 22 vehicle applications including 1979-1983 Mazda RX-7, 1979-1983 Mazda RX-7, 1979-1982 Mazda 626, 1979-1982 Mazda 626, 1979-1982 Mazda 626 and 17 more. Check the full fitment list above to confirm your vehicle.

What parts does the National 397 replace?

The National 397 is a direct replacement for Allis Chalmers 70043002, Allis Chalmers 00430025, Allis Chalmers 042002, Allis Chalmers 043002, Case XA31845 and 27 other part numbers. See the full interchange list for all compatible replacements.

What are the shipping options for the National 397?

Shipping options for the National 397 are shown during checkout and may vary by item, address, and availability. Eligible orders over $99 may qualify for free shipping, with some exceptions. Call 1-866-461-2787 if you need help confirming shipping or pickup before ordering.

What is the price of the National 397?

For current pricing on the National 397, please call us at 1-866-461-2787. Availability and final order details are confirmed before checkout is completed.

Is the Taper Bearing Cone a direct fit replacement?

Yes, the Taper Bearing Cone by National is designed as a direct fit replacement. Use our vehicle selector to confirm compatibility with your specific vehicle.

What warranty does the Taper Bearing Cone come with?

The Taper Bearing Cone comes with the standard National manufacturer warranty. Please check the product specifications for exact warranty terms.

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